Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8230873 | Fuel tank valve assembly with adjustable bypass vent flow | Charles J. Martin | 2012-07-31 |
| 8171952 | Multi-function control valve for fuel vapor system | Charles J. Martin | 2012-05-08 |
| 6612324 | Fill limit vapor valve with variable vapor venting capability | — | 2003-09-02 |
| 6257287 | Fuel fill pipe shut-off device | Bradley N. Kippe | 2001-07-10 |
| 5950659 | Vehicle fuel vapor vent valve | Darrin Hurley | 1999-09-14 |
| 5755248 | Fuel tank venting control valve assembly | Robert H. Thompson | 1998-05-26 |
| 5116257 | Tank venting control assembly | — | 1992-05-26 |
| 5099880 | Fuel tank venting control valve assembly | Robert H. Thompson | 1992-03-31 |
| 5065782 | Tank venting control assembly | — | 1991-11-19 |
| 5044397 | Tank pressure control apparatus | Robert S. Harris, Jeffery Griffin | 1991-09-03 |
| 5028244 | Tank venting control valve assembly | — | 1991-07-02 |
| 4991615 | Tank pressure control apparatus | Robert S. Harris, Jeffery Griffin | 1991-02-12 |
| 4977936 | Filler neck sealing assembly | Robert H. Thompson, Robert S. Harris | 1990-12-18 |
| 4953583 | Tank pressure control valve | — | 1990-09-04 |
| 4944779 | Vapor recovery system | Robert S. Harris, Robert H. Thompson | 1990-07-31 |
| 4883103 | Filler neck sealing assembly | Robert S. Harris, Robert H. Thompson | 1989-11-28 |
| 4836835 | Vacuum-actuated vapor recovery system | Robert S. Harris, Robert H. Thompson | 1989-06-06 |
| 4816045 | Vapor recovery system | Robert S. Harris, Robert H. Thompson | 1989-03-28 |
| 4805663 | Flow control valve | — | 1989-02-21 |
| 4760858 | Fuel vapor control valve | — | 1988-08-02 |
| 4742844 | Flow control valve | — | 1988-05-10 |
| 4735226 | Anti-lift roll-over valve | — | 1988-04-05 |
| 4715403 | Flow control valve | — | 1987-12-29 |
| 4694847 | Roll-over valve with sealing ball | — | 1987-09-22 |
| 4655238 | Roll-over valve | — | 1987-04-07 |